The 426 wedge is no closer to being a hemi motor then say a 413 400 440 383 the only thing the two motors share is number of cubic inches
the 426 based hemi is its own beast you cant even swap the cam 383,400,413,426w to a hemi


1970 barracuda convert. 1 of 59
1970 pro street A.A.R. clone (panther pink)
1971 charger
2015 hellcat challenger. Redline red
2014 quad cab 4x4 ram 8 speed hemi